nginx.conf.template

        location /robots.txt {
            sub_filter 'webflow.mysite.com.au' $host;
            sub_filter_once off;
            sub_filter_types *;

            proxy_pass         https://webflow.mysite.com.au/robots.txt;
            proxy_set_header   Host webflow.mysite.com.au;
            proxy_set_header   X-Real-IP $remote_addr;
            proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header   X-Forwarded-Host $host;
            proxy_set_header   Accept-Encoding ""; # disallow gzip so that we can rewrite
            proxy_ssl_server_name on;
        }

        location /sitemap.xml {
            sub_filter 'webflow.mysite.com.au' 'mysite.com.au';
            sub_filter_once off;
            sub_filter_types *;

            proxy_pass         https://webflow.mysite.com.au/sitemap.xml;
            proxy_set_header   Host webflow.mysite.com.au;
            proxy_set_header   X-Real-IP $remote_addr;
            proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_set_header   X-Forwarded-Host $host;
            proxy_set_header   Accept-Encoding ""; # disallow gzip so that we can rewrite
            proxy_ssl_server_name on;
        }